html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    /* box-sizing: border-box; */
}

body {
    /* background-color: pink; */
}

#logo {
    position: absolute;
    left: 0;
    top: 0;
    margin-top: 20px;
    margin-left: 240px;
    color: #fff;
}

.box {
    width: 400px;
    height: 310px;
    background-color: transparent;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -70%);
    border: 2px #fff solid;
    border-radius: 20px;
}

.layui-form {
    margin: 0 30px;
}

.layui-input-block {
    margin: 0;
    padding: 0;
    position: relative;
}

.layui-input-block i {
    position: absolute;
    left: 10px;
    top: 10px;

}

.layui-input {
    padding-left: 30px;
    background-color: rgba(255, 255, 255, 0.5);
}

.title {
    height: 60px;
    line-height: 60px;
    text-align: center;
    font-size: 22px;
    color: #fff;
}

form a {
    float: right;
    color: #fff;
}

.register {
    display: none;
}

#btnn {
    /* background-color: transparent; */
    background-color: rgba(255, 255, 255, 0.5);
}